Home / 3,204.78-4,803.72-1,557.66

Finding the Fourth Proportional to 3,204.78, 4,803.72 and 1,557.66

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Solution

The fourth proportional to 3,204.78, 4,803.72 and 1,557.66 is: 2,334.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,204.78 : 4,803.72 = 1,557.66 : x
  2. Step 2: Convert to fraction form
    3,204.78/4,803.72 = 1,557.66/x
  3. Step 3: Cross multiply
    3,204.78x = 4,803.72 × 1,557.66
  4. Step 4: Simplify right side
    3,204.78x = 7,482,562.50
  5. Step 5: Solve for x
    x = 7,482,562.50/3,204.78
  6. Step 6: Final answer
    x = 2,334.81

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.